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WWAN module
Description
HP lt4110 LTE/HSPA+ 4G Module for use on all computer models
CAUTION:
authorized for use in the computer by the governmental agency that regulates wireless devices in your
country or region. If you replace the module and then receive a warning message, remove the module to
restore device functionality, and then contact technical support.
Before removing the WWAN module, follow these steps:
1.
Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn the
computer on, and then shut it down through the operating system.
2.
Disconnect all external devices connected to the computer.
3.
Disconnect the power from the computer by first unplugging the power cord from the AC outlet and
then unplugging the AC adapter from the computer.
4.
Remove the keyboard/top cover (see
Remove the WWAN module:
1.
Disconnect the WWAN antenna cables (1) from the terminals on the WWAN module.
NOTE:
WWAN antenna cable connects to the WWAN module Aux terminal.
2.
Remove the Phillips PM1.9×4.2 screw (2) that secures the WWAN module to the base enclosure. (The
WWAN module tilts up.)
30
Chapter 5 Removal and replacement procedures
To prevent an unresponsive system, replace the wireless module only with a wireless module
The #5/red WWAN antenna cable connects to the WWAN module Main terminal. The #6/blue
Keyboard/top cover on page
Spare part number
755529-001
25).
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